Yanmen pass is an important pass for Shanxi businessmen going west.
雁门关是山西商人西行的大关。
The Yanmen Pass has glorious history. It has important military strategy status since the ancient times .
雁门关历史悠久，形势险要，自古以来就有重要的军事战略地位；
The Yanmen Pass has glorious history. It has important military strategy status since the ancient times .
雁门关历史悠久，形势险要，自古以来就有重要的军事战略地位；
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